ARM: clps711x: Moving backlight controls of framebuffer driver to the board

This patch moves the backlight controls for clps711x-framebuffer driver
to the board code. To control we use "generic-bl" driver.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
[olof: fixed space/tab whitespace in drivers/video/clps711xfb.c]
Signed-off-by: Olof Johansson <olof@lixom.net>

1 files changed, 20 insertions, 1 deletions

diff --git a/arch/arm/mach-clps711x/p720t.c b/arch/arm/mach-clps711x/p720t.c
index e25f10ed5606..1518fc83babd 100644
--- a/arch/arm/mach-clps711x/p720t.c
+++ b/arch/arm/mach-clps711x/p720t.c
@@ -25,6 +25,8 @@
 #include <linux/io.h>
 #include <linux/slab.h>
 #include <linux/leds.h>
+#include <linux/sizes.h>
+#include <linux/backlight.h>
 #include <linux/platform_device.h>
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/nand-gpio.h>
@@ -33,7 +35,6 @@
 #include <asm/pgtable.h>
 #include <asm/page.h>
 #include <asm/setup.h>
-#include <asm/sizes.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -103,6 +104,21 @@ static struct plat_lcd_data p720t_lcd_power_pdata = {
         .set_power      = p720t_lcd_power_set,
 };
 
+static void p720t_lcd_backlight_set_intensity(int intensity)
+{
+        if (intensity)
+                PLD_PWR |= PLD_S3_ON;
+        else
+                PLD_PWR = 0;
+}
+
+static struct generic_bl_info p720t_lcd_backlight_pdata = {
+        .name                   = "lcd-backlight.0",
+        .default_intensity      = 0x01,
+        .max_intensity          = 0x01,
+        .set_bl_intensity       = p720t_lcd_backlight_set_intensity,
+};
+
 /*
  * Map the P720T system PLD. It occupies two address spaces:
  * 0x10000000 and 0x10400000. We map both regions as one.
@@ -187,6 +203,9 @@ static void __init p720t_init(void)
         platform_device_register_data(&platform_bus, "platform-lcd", 0,
                                       &p720t_lcd_power_pdata,
                                       sizeof(p720t_lcd_power_pdata));
+        platform_device_register_data(&platform_bus, "generic-bl", 0,
+                                      &p720t_lcd_backlight_pdata,
+                                      sizeof(p720t_lcd_backlight_pdata));
         platform_device_register_simple("video-clps711x", 0, NULL, 0);
 }